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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-1707.254144
Energy at 298.15K-1707.257654
HF Energy-1707.254144
Nuclear repulsion energy439.165499
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at HF/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3170 2880 0.47      
2 A1 1431 1300 27.25      
3 A1 791 719 82.66      
4 A1 469 426 28.70      
5 A1 252 229 19.46      
6 A2 184 167 0.00      
7 E 3252 2955 2.74      
7 E 3252 2955 2.74      
8 E 1563 1420 4.65      
8 E 1563 1420 4.65      
9 E 893 811 91.27      
9 E 893 811 91.27      
10 E 603 547 194.45      
10 E 603 547 194.45      
11 E 237 216 6.72      
11 E 237 216 6.72      
12 E 170 155 0.51      
12 E 170 155 0.51      

Unscaled Zero Point Vibrational Energy (zpe) 9867.1 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 8964.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at HF/6-311G**
ABC
0.05828 0.05828 0.04360

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.259
C2 0.000 0.000 2.107
Cl3 0.000 1.912 -0.465
Cl4 1.656 -0.956 -0.465
Cl5 -1.656 -0.956 -0.465
H6 0.000 -1.018 2.482
H7 0.882 0.509 2.482
H8 -0.882 0.509 2.482

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.84792.04442.04442.04442.44522.44522.4452
C21.84793.20453.20453.20451.08521.08521.0852
Cl32.04443.20453.31173.31174.15583.38083.3808
Cl42.04443.20453.31173.31173.38083.38084.1558
Cl52.04443.20453.31173.31173.38084.15583.3808
H62.44521.08524.15583.38083.38081.76371.7637
H72.44521.08523.38083.38084.15581.76371.7637
H82.44521.08523.38084.15583.38081.76371.7637

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 110.230 Si1 C2 H7 110.230
Si1 C2 H8 110.230 C2 Si1 Cl3 110.733
C2 Si1 Cl4 110.733 C2 Si1 Cl5 110.733
Cl3 Si1 Cl4 108.181 Cl3 Si1 Cl5 108.181
Cl4 Si1 Cl5 108.181 H6 C2 H7 108.702
H6 C2 H8 108.702 H7 C2 H8 108.702
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.144      
2 C -0.605      
3 Cl -0.325      
4 Cl -0.325      
5 Cl -0.325      
6 H 0.145      
7 H 0.145      
8 H 0.145      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.547 2.547
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -61.877 0.000 0.000
y 0.000 -61.877 0.000
z 0.000 0.000 -56.135
Traceless
 xyz
x -2.871 0.000 0.000
y 0.000 -2.871 0.000
z 0.000 0.000 5.741
Polar
3z2-r211.483
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.795 0.000 0.000
y 0.000 8.795 0.000
z 0.000 0.000 7.818


<r2> (average value of r2) Å2
<r2> 284.076
(<r2>)1/2 16.855